Cheng-hua: Year 19, Month 10, Day 19
18 Nov 1483
It was ordered that the Vice Censor-in-Chief of the Right Cheng Zong be appointed as grand coordinator of Yun-nan. At this time, the Censor-in-chief and Yun-nan Grand Coordinator Wu Cheng had died and as Zong, having been sent to soothe and instruct Meng-mi was already there, it was ordered that he replace him.
Zhong-yang Yan-jiu yuan Ming Shi-lu, volume 49, page 4156